feat(build): require parameter types

Fixes #2833

modules/angular2/src/core/compiler/element_injector.ts

@@ -286,7 +286,7 @@ export class EventEmitterAccessor {
 
   subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object): Object {
     var eventEmitter = this.getter(directive);
-    return ObservableWrapper.subscribe(
+    return ObservableWrapper.subscribe<Event>(
         eventEmitter,
         eventObj => view.triggerEventHandlers(this.eventName, eventObj, boundElementIndex));
   }
@@ -297,7 +297,7 @@ export class HostActionAccessor {
 
   subscribe(view: viewModule.AppView, boundElementIndex: number, directive: Object): Object {
     var eventEmitter = this.getter(directive);
-    return ObservableWrapper.subscribe(
+    return ObservableWrapper.subscribe<List<any>>(
         eventEmitter,
         actionArgs => view.invokeElementMethod(boundElementIndex, this.methodName, actionArgs));
   }
@@ -542,7 +542,7 @@ export class ElementInjector extends TreeNode<ElementInjector> implements Depend
     return isPresent(index) ? this.getDirectiveAtIndex(<number>index) : this.getElementRef();
   }
 
-  get(token): any { return this._injector.get(token); }
+  get(token: any): any { return this._injector.get(token); }
 
   hasDirective(type: Type): boolean { return isPresent(this._injector.getOptional(type)); }
 

modules/angular2/src/core/compiler/view.ts

@@ -135,7 +135,7 @@ export class AppView implements ChangeDispatcher, RenderEventDispatcher {
     this.viewContainers = viewContainers;
   }
 
-  setLocal(contextName: string, value): void {
+  setLocal(contextName: string, value: any): void {
     if (!this.hydrated()) throw new BaseException('Cannot set locals on dehydrated view.');
     if (!this.proto.variableBindings.has(contextName)) {
       return;
@@ -155,7 +155,7 @@ export class AppView implements ChangeDispatcher, RenderEventDispatcher {
    * @param {*} eventObj
    * @param {int} boundElementIndex
    */
-  triggerEventHandlers(eventName: string, eventObj, boundElementIndex: int): void {
+  triggerEventHandlers(eventName: string, eventObj: Event, boundElementIndex: int): void {
     var locals = new Map();
     locals.set('$event', eventObj);
     this.dispatchEvent(boundElementIndex, eventName, locals);

modules/angular2/src/core/exception_handler.ts

@@ -33,9 +33,9 @@ import {DOM} from 'angular2/src/dom/dom_adapter';
  */
 @Injectable()
 export class ExceptionHandler {
-  call(error, stackTrace = null, reason = null) {
+  call(error: Object, stackTrace: string | List<string> = null, reason: string = null) {
     var longStackTrace =
-        isListLikeIterable(stackTrace) ? ListWrapper.join(stackTrace, "\n\n") : stackTrace;
+        isListLikeIterable(stackTrace) ? ListWrapper.join(<any>stackTrace, "\n\n") : stackTrace;
     var reasonStr = isPresent(reason) ? `\n${reason}` : '';
     DOM.logError(`${error}${reasonStr}\nSTACKTRACE:\n${longStackTrace}`);
   }

modules/angular2/src/core/testability/get_testability.ts

@@ -8,14 +8,14 @@ class PublicTestability {
 
   whenStable(callback: Function) { this._testability.whenStable(callback); }
 
-  findBindings(using, binding: string, exactMatch: boolean): List<any> {
+  findBindings(using: any, binding: string, exactMatch: boolean): List<any> {
     return this._testability.findBindings(using, binding, exactMatch);
   }
 }
 
 export class GetTestability {
   static addToWindow(registry: TestabilityRegistry) {
-    global.getAngularTestability = function(elem): PublicTestability {
+    global.getAngularTestability = function(elem: Element): PublicTestability {
       var testability = registry.findTestabilityInTree(elem);
 
       if (testability == null) {

modules/angular2/src/core/testability/testability.ts

@@ -47,7 +47,7 @@ export class Testability {
 
   getPendingCount(): number { return this._pendingCount; }
 
-  findBindings(using, binding: string, exactMatch: boolean): List<any> {
+  findBindings(using: any, binding: string, exactMatch: boolean): List<any> {
     // TODO(juliemr): implement.
     return [];
   }
@@ -63,11 +63,11 @@ export class TestabilityRegistry {
     getTestabilityModule.GetTestability.addToWindow(this);
   }
 
-  registerApplication(token, testability: Testability) {
+  registerApplication(token: any, testability: Testability) {
     this._applications.set(token, testability);
   }
 
-  findTestabilityInTree(elem): Testability {
+  findTestabilityInTree(elem: Node): Testability {
     if (elem == null) {
       return null;
     }

modules/angular2/src/core/zone/ng_zone.ts

@@ -121,7 +121,7 @@ export class NgZone {
    * });
    * ```
    */
-  run(fn): any {
+  run(fn: () => any): any {
     if (this._disabled) {
       return fn();
     } else {
@@ -145,7 +145,7 @@ export class NgZone {
    * });
    * ```
    */
-  runOutsideAngular(fn): any {
+  runOutsideAngular(fn: () => any): any {
     if (this._disabled) {
       return fn();
     } else {